Ganglia is a scalable distributed monitoring system for high-performance computing systems such as clusters and Grids. It is based on a hierarchical design targeted at federations of clusters. Supports clusters up to 2000 nodes in size.

Free editor for PDF documents. Complete editing of PDF documents is possible with PDFedit. You can change raw pdf objects (for advanced users) or use many gui functions. Functionality can be easily extended using a scripting language (ECMAScript).

FLAC is a free lossless compressed audio format which supports streaming and archival. The FLAC project maintains the format and provides a reference encoder/decoder and input plugins for several popular audio players.

uGet, the Best Download Manager for Linux.
uGet is an Open Source download manager application for GNU/Linux developed with GTK+, which also comes packaged as a portable Windows app.
uGet uses very few resources while at the same time packs an unparalleled powerful feature set. These features include a Queue, Pause/Resume, Multi-Connection (with adaptive segment management), Mirrors (multi-source), Multi-Protocol, Advanced Categorization, Clipboard Monitor, Batch Downloads, Individualized Category Default Settings, Speed Limiting, Total Active Downloads Control, and so much more!
For the full Features list go to http://ugetdm.com/features
- Quick Links -
Blog: http://ugetdm.com/blog
Support Forum: http://ugetdm.com/forum
Tutorials: http://ugetdm.com/tutorials
RSS Feeds: http://ugetdm.com/rss
Gallery: http://ugetdm.com/gallery
Frequently Asked Questions (FAQs): http://ugetdm.com/faqs

KGB Archiver is the compression tool with unbelievable high compression rate. It surpasses even such efficient compression tool like 7zip and UHARC in terms of the abilities. KGB Archiver uses AES-256 encryption to encrypt archives.

An implementation of DSSSL, a style language to format SGML or XML documents.
OpenJade contains backends for various formats (RTF, HTML, TeX, MIF, SGML2SGML, and FOT). This project also maintains OpenSP.

Text to Speech engine for English and many other languages. Compact size with clear but artificial pronunciation. Available as a command-line program with many options, a shared library for Linux, and a Windows SAPI5 version.